- Expansion Board for Yeastar S100, S300,P560 and P570 systems
- Supports up to 4 optional modules/8 ports, including O2, S2, B2, GSM, UMTS, and CDMA modules
- Add up to 2 expansion cards to S100 and 3 to the S300
Modules and Cards: Yes
Color: Black

Product Tags

Expansion Span 8 RJ11 Ports